<template>
  <div>
    <!-- 图片上传组件辅助-->
    <quill-editor
      class="editor"
      v-model="content"
      ref="myQuillEditor"
      :options="editorOption"
      @change="onEditorChange($event)"
    ></quill-editor>
    <Upload :before-upload="addImg" action="//jsonplaceholder.typicode.com/posts/" v-show="false">
      <Button icon="ios-cloud-upload-outline" id="uploads"></Button>
    </Upload>
    <!-- 加载动画 -->
    <Spin fix v-show="loadingImg">
      <Icon type="ios-loading" size="18" class="demo-spin-icon-load"></Icon>
      <div>Loading</div>
    </Spin>
  </div>
</template>
<script>
// 工具栏配置
const toolbarOptions = [
  ["bold", "italic", "underline", "strike"], // 加粗 斜体 下划线 删除线
  ["blockquote", "code-block"], // 引用  代码块
  [{ header: 1 }, { header: 2 }], // 1、2 级标题
  [{ list: "ordered" }, { list: "bullet" }], // 有序、无序列表
  [{ script: "sub" }, { script: "super" }], // 上标/下标
  [{ indent: "-1" }, { indent: "+1" }], // 缩进
  [{ size: ["small", false, "large", "huge"] }], // 字体大小
  [{ header: [1, 2, 3, 4, 5, 6, false] }], // 标题
  [{ color: [] }, { background: [] }], // 字体颜色、字体背景颜色
  [{ font: [] }], // 字体种类
  [{ align: [] }], // 对齐方式
  ["clean"], // 清除文本格式
  ["link", "image"] // 链接、图片
];

import { quillEditor, Quill } from "vue-quill-editor";
import { uploads } from "@/config/api";
import ImageResize from "quill-image-resize-module";
Quill.register("modules/ImageResize", ImageResize);

export default {
  props: {
    /*编辑器的内容*/
    value: {
      type: String
    }
  },
  components: {
    quillEditor
  },
  data() {
    return {
      loadingImg: false,
      content: this.value,
      editorOption: {
        theme: "snow", // or 'bubble'
        placeholder: "请输入文章内容",
        modules: {
          ImageResize: {},
          toolbar: {
            container: toolbarOptions,
            handlers: {
              image: function(value) {
                if (value) {
                  document.getElementById("uploads").click();
                }
              }
            }
          }
        }
      },
      serverUrl: "/v1/blog/imgUpload" // 这里写你要上传的图片服务器地址
    };
  },
  computed: {
    editor() {
      return this.$refs.myQuillEditor.quill;
    }
  },
  methods: {
    onEditorChange() {
      //内容改变事件
      this.$emit("getContent", this.content);
    },
    //插入图片
    addImg(file) {
      const $this = this;
      const reader = new FileReader();
      reader.readAsDataURL(file);
      reader.onload = function(e) {
        $this.loadingImg = true;
        uploads(this.result)
          .then(result => {
            $this.loadingImg = false;
            if (result.data) {
              $this.$Message.success("插入图片成功！");
              const src = "http://47.106.163.121:8081/" + result.data;
              let position = $this.editor.getSelection().index;
              $this.editor.insertEmbed(position, "image", src);
              $this.editor.setSelection(position + 1);
            }
          })
          .catch(error => {
            $this.loadingImg = false;
            $this.$Message.error("插入图片失败！");
          });
      };
      return false;
    }
  }
};
</script> 

<style>
.editor {
  line-height: normal !important;
  height: 500px;
}
.ql-snow .ql-tooltip[data-mode="link"]::before {
  content: "请输入链接地址:";
}
.ql-snow .ql-tooltip.ql-editing a.ql-action::after {
  border-right: 0px;
  content: "保存";
  padding-right: 0px;
}

.ql-snow .ql-tooltip[data-mode="video"]::before {
  content: "请输入视频地址:";
}

.ql-snow .ql-picker.ql-size .ql-picker-label::before,
.ql-snow .ql-picker.ql-size .ql-picker-item::before {
  content: "14px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="small"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="small"]::before {
  content: "10px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="large"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="large"]::before {
  content: "18px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="huge"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="huge"]::before {
  content: "32px";
}

.ql-snow .ql-picker.ql-header .ql-picker-label::before,
.ql-snow .ql-picker.ql-header .ql-picker-item::before {
  content: "文本";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="1"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="1"]::before {
  content: "标题1";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="2"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="2"]::before {
  content: "标题2";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="3"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="3"]::before {
  content: "标题3";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="4"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="4"]::before {
  content: "标题4";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="5"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="5"]::before {
  content: "标题5";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="6"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="6"]::before {
  content: "标题6";
}

.ql-snow .ql-picker.ql-font .ql-picker-label::before,
.ql-snow .ql-picker.ql-font .ql-picker-item::before {
  content: "标准字体";
}
.ql-snow .ql-picker.ql-font .ql-picker-label[data-value="serif"]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value="serif"]::before {
  content: "衬线字体";
}
.ql-snow .ql-picker.ql-font .ql-picker-label[data-value="monospace"]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value="monospace"]::before {
  content: "等宽字体";
}
</style>